Detectives believe both may have been tortured in a bid to reach a stash of money they had made through rigging bets and issuing false academic qualifications.

• 警探相信，两个受害者都曾被拷打，凶手的目的是得到藏匿的钱款，这笔钱是受害者通过操纵赌博和发放假文凭获得的。